138873280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:307

約数の個数: 224

約数和(自身を含む): 430133760

約数和(自身を除く): 291260480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 64, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 251, 260, 266, 280, 304, 320, 364, 380, 416, 448, 455, 494, 502, 520, 532, 560, 608, 665, 728, 760, 832, 910, 988, 1004, 1040, 1064, 1120, 1216, 1235, 1255, 1330, 1456, 1520, 1729, 1757, 1820, 1976, 2008, 2080, 2128, 2240, 2470, 2510, 2660, 2912, 3040, 3263, 3458, 3514, 3640, 3952, 4016, 4160, 4256, 4769, 4940, 5020, 5320, 5824, 6080, 6526, 6916, 7028, 7280, 7904, 8032, 8512, 8645, 8785, 9538, 9880, 10040, 10640, 13052, 13832, 14056, 14560, 15808, 16064, 16315, 17290, 17570, 19076, 19760, 20080, 21280, 22841, 23845, 26104, 27664, 28112, 29120, 32630, 33383, 34580, 35140, 38152, 39520, 40160, 42560, 45682, 47690, 52208, 55328, 56224, 61997, 65260, 66766, 69160, 70280, 76304, 79040, 80320, 91364, 95380, 104416, 110656, 112448, 114205, 123994, 130520, 133532, 138320, 140560, 152608, 166915, 182728, 190760, 208832, 228410, 247988, 261040, 267064, 276640, 281120, 305216, 309985, 333830, 365456, 381520, 433979, 456820, 495976, 522080, 534128, 553280, 562240, 619970, 667660, 730912, 763040, 867958, 913640, 991952, 1044160, 1068256, 1239940, 1335320, 1461824, 1526080, 1735916, 1827280, 1983904, 2136512, 2169895, 2479880, 2670640, 3471832, 3654560, 3967808, 4339790, 4959760, 5341280, 6943664, 7309120, 8679580, 9919520, 10682560, 13887328, 17359160, 19839040, 27774656, 34718320, 69436640, 138873280]

約数ペア:

[(1, 138873280), (2, 69436640), (4, 34718320), (5, 27774656), (7, 19839040), (8, 17359160), (10, 13887328), (13, 10682560), (14, 9919520), (16, 8679580), (19, 7309120), (20, 6943664), (26, 5341280), (28, 4959760), (32, 4339790), (35, 3967808), (38, 3654560), (40, 3471832), (52, 2670640), (56, 2479880), (64, 2169895), (65, 2136512), (70, 1983904), (76, 1827280), (80, 1735916), (91, 1526080), (95, 1461824), (104, 1335320), (112, 1239940), (130, 1068256), (133, 1044160), (140, 991952), (152, 913640), (160, 867958), (182, 763040), (190, 730912), (208, 667660), (224, 619970), (247, 562240), (251, 553280), (260, 534128), (266, 522080), (280, 495976), (304, 456820), (320, 433979), (364, 381520), (380, 365456), (416, 333830), (448, 309985), (455, 305216), (494, 281120), (502, 276640), (520, 267064), (532, 261040), (560, 247988), (608, 228410), (665, 208832), (728, 190760), (760, 182728), (832, 166915), (910, 152608), (988, 140560), (1004, 138320), (1040, 133532), (1064, 130520), (1120, 123994), (1216, 114205), (1235, 112448), (1255, 110656), (1330, 104416), (1456, 95380), (1520, 91364), (1729, 80320), (1757, 79040), (1820, 76304), (1976, 70280), (2008, 69160), (2080, 66766), (2128, 65260), (2240, 61997), (2470, 56224), (2510, 55328), (2660, 52208), (2912, 47690), (3040, 45682), (3263, 42560), (3458, 40160), (3514, 39520), (3640, 38152), (3952, 35140), (4016, 34580), (4160, 33383), (4256, 32630), (4769, 29120), (4940, 28112), (5020, 27664), (5320, 26104), (5824, 23845), (6080, 22841), (6526, 21280), (6916, 20080), (7028, 19760), (7280, 19076), (7904, 17570), (8032, 17290), (8512, 16315), (8645, 16064), (8785, 15808), (9538, 14560), (9880, 14056), (10040, 13832), (10640, 13052)]